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The site was identified as internationally important for bird conservation in 2019 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species') at the site:

Species	Red List	Season (year/s of estimate)	Size	IBA criteria
White-faced Whistling-duck Dendrocygna viduata	LC	non-breeding (2014–2017)	20,039–36,323 birds	A4, B3a
Fulvous Whistling-duck Dendrocygna bicolor	LC	non-breeding (2014–2017)	10,283–22,888 birds	A4, B3a
Egyptian Goose Alopochen aegyptiaca	LC	non-breeding (2014–2017)	868–979 birds	B3a
Spur-winged Goose Plectropterus gambensis	LC	non-breeding (2014–2017)	1,185–1,669 birds	B3a
Marbled Duck Marmaronetta angustirostris	NT	non-breeding (2014–2017)	55–108 birds	A1, B3a
Garganey Spatula querquedula	LC	winter (2014–2017)	25,672–67,527 birds	A4, B3a
Northern Shoveler Spatula clypeata	LC	winter (2014–2017)	9,798–18,931 birds	B3a
Greater Flamingo Phoenicopterus roseus	LC	non-breeding (2014–2017)	2,251–3,017 birds	B3a
Lesser Flamingo Phoeniconaias minor	NT	non-breeding (2014–2017)	1,776–4,801 birds	B1a, B3a
Black Crowned Crane Balearica pavonina	VU	non-breeding (2014–2017)	82–166 birds	A1, B3a
Arabian Bustard Ardeotis arabs	NT	resident (2001)	present	A3
Black Stork Ciconia nigra	LC	winter (2014–2017)	12–24 birds	B3a
Eurasian Spoonbill Platalea leucorodia	LC	winter (2014–2017)	966–1,662 birds	A4, B3a
Glossy Ibis Plegadis falcinellus	LC	winter (2014–2017)	332–619 birds	B3a
Squacco Heron Ardeola ralloides	LC	non-breeding (2014–2017)	176–262 birds	B3a
Great White Egret Ardea alba	LC	non-breeding (2014–2017)	1,130–1,526 birds	B3a
Great White Pelican Pelecanus onocrotalus	LC	non-breeding (2014–2017)	6,318–10,122 birds	A4, B3a
Long-tailed Cormorant Microcarbo africanus	LC	winter (2014–2017)	962–2,462 birds	B3a
Great Cormorant Phalacrocorax carbo	LC	non-breeding (2014–2017)	4,802–7,181 birds	B3a
Bar-tailed Godwit Limosa lapponica	NT	winter (2014–2017)	48–168 birds	B1a
Black-tailed Godwit Limosa limosa	NT	winter (2014–2017)	550–941 birds	B1a
Red Knot Calidris canutus	NT	winter (2014–2017)	70–129 birds	B1a
Curlew Sandpiper Calidris ferruginea	VU	winter (2014–2017)	166–299 birds	B1a
Little Stint Calidris minuta	LC	winter (2014–2017)	1,271–3,398 birds	B3a
Collared Pratincole Glareola pratincola	LC	winter (2014–2017)	1,064–2,439 birds	B3a
Slender-billed Gull Larus genei	LC	non-breeding (2014–2017)	365–729 birds	B3a
Common Gull-billed Tern Gelochelidon nilotica	LC	winter (2014–2017)	248–496 birds	B3a
Caspian Tern Hydroprogne caspia	LC	non-breeding (2014–2017)	707–995 birds	B3a
Chestnut-bellied Starling Lamprotornis pulcher	LC	resident (2001)	present	A3
Black Scrub-robin Cercotrichas podobe	LC	resident (2001)	present	A3
Sudan Golden Sparrow Passer luteus	LC	resident (2001)	present	A3
A4iii Species group - waterbirds	n/a	non-breeding (2014–2017)	101,244–150,798 birds	B3b

Ideally the conservation status of the IBA will have been checked regularly since the site was first identified in 2019. The most recent assessment (2022) is shown below.

State (condition of the trigger species' populations)
Species	Actual vs Reference (units)	% remaining	Result
White-faced Whistling-duck Dendrocygna viduata	21,218 / 36,323 (birds)	59	poor
Fulvous Whistling-duck Dendrocygna bicolor	4,903 / 22,888 (birds)	22	very poor
Egyptian Goose Alopochen aegyptiaca	507 / 980 (birds)	52	poor
Spur-winged Goose Plectropterus gambensis	247 / 1,669 (birds)	15	very poor
Spur-winged Goose Plectropterus gambensis	2,220 / 2,000 (birds)	100	good
Garganey Spatula querquedula	32,611 / 67,527 (birds)	49	poor
Northern Shoveler Spatula clypeata	13,629 / 18,931 (birds)	72	moderate
Greater Flamingo Phoenicopterus roseus	4,679 / 6,000 (birds)	78	moderate
Lesser Flamingo Phoeniconaias minor	472 / 4,801 (birds)	10	very poor
Eurasian Spoonbill Platalea leucorodia	170 / 1,662 (birds)	11	very poor
Glossy Ibis Plegadis falcinellus	447 / 620 (birds)	73	moderate
Squacco Heron Ardeola ralloides	78 / 262 (birds)	30	very poor
Great White Egret Ardea alba	224 / 1,562 (birds)	15	very poor
Great White Pelican Pelecanus onocrotalus	1,479 / 10,122 (birds)	15	very poor
Great Cormorant Phalacrocorax carbo	922 / 7,181 (birds)	13	very poor
Black-tailed Godwit Limosa limosa	219 / 941 (birds)	24	very poor
Collared Pratincole Glareola pratincola	801 / 2,439 (birds)	33	very poor

Pressure (threats to the trigger species and/or their habitats)
Threat	Timing	Scope	Severity	Result
Pollution	happe­ning now	most of popul­ation/area (50–90%)	rapid decline (>30% over 3 gener­ations)	very high
Agricultural expansion and intensification	happe­ning now	most of popul­ation/area (50–90%)	moderate decline (10–30% over 3 gener­ations)	high
Residential and commercial development	happe­ning now	most of popul­ation/area (50–90%)	moderate decline (10–30% over 3 gener­ations)	high
Transportation and service corridors	happe­ning now	most of popul­ation/area (50–90%)	moderate decline (10–30% over 3 gener­ations)	high

Response (conservation actions taken for the trigger species and/or their habitats)
Designation	Planning	Action	Result
Most of area (50–90%) covered (including the most critical parts for important bird species)	A management plan exists, but it is out of date or not compre­hensive	Very little or no conservation action taking place	low

Year	Protected Area	Designation (management category)	% coverage of IBA
1990	Diawling	National Park (II)	81

Habitat	% of IBA	Habitat detail
Artificial/Terrestrial	29
Grassland	29
Rocky areas (eg. inland cliffs, mountain peaks)	16
Shrubland	11
Forest	8
Wetlands (inland)	5

Land use	% of IBA
agriculture	-
fisheries/aquaculture	-
nature conservation and research	-
water management	-
other	-
tourism/recreation	-

Etat

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Diawling National Park (Mauritania). Downloaded from https://datazone.birdlife.org/site/factsheet/diawling-national-park-iba-mauritania on 23/12/2024.